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v3.21.2

Notes Payable (Narratives) (Details) - USD ($) | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
May 31, 2021 | May 31, 2021 | Jun. 09, 2021 | Nov. 30, 2020
Debt Instrument [Line Items] |  |  |  |
Unamortized debt issuance costs, premiums and discounts | $ 6,600,000 | $ 6,600,000 |  | $ 7,500,000
Letters of credit outstanding | 54,800,000 | 54,800,000 |  | 42,100,000
Inventories pledged to collateralize mortgages and land contracts, carrying value | 13,200,000 | 13,200,000 |  |
Repayments of principal, 2019 | 1,100,000 | 1,100,000 |  |
Repayments of principal, 2020 | 801,100,000 | 801,100,000 |  |
Repayments of principal, 2021 | 351,200,000 | 351,200,000 |  |
Repayments of principal, 2022 | 700,000 | 700,000 |  |
Repayments of principal, thereafter | 600,000,000.0 | 600,000,000.0 |  |
Repayments of principal, 2023 | $ 0 | $ 0 |  |
6.875% Senior notes due June 15, 2027 [Member] | Senior Notes [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior notes, rate | 6.875% | 6.875% |  |
7.625% Senior notes due May 15, 2023 [Member] | Senior Notes [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior notes, rate | 7.625% | 7.625% |  |
7.00% Senior notes due December 15, 2021 [Member] | Senior Notes [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior notes, rate | 7.00% | 7.00% |  |
Debt Instrument, Face Amount | $ 450,000,000.0 | $ 450,000,000.0 |  |
Senior Notes Due Two Thousand Thirty One At Four Point Zero Zero Percent | Senior Notes [Member] | Subsequent Event [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Senior notes, rate |  |  | 4.00% |
Debt Instrument, Face Amount |  |  | $ 390,000,000.0 |
Conversion Price Premium |  |  | 100.00% |
Revolving Credit Facility [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Unsecured revolving credit facility, borrowing capacity | $ 800,000,000.0 | 800,000,000.0 |  |
Unsecured revolving credit facility, expiration date | Oct. 07, 2023 |  |  |
Unsecured revolving credit facility, maximum borrowing capacity | $ 1,000,000,000.00 | 1,000,000,000.00 |  |
Credit facility, letters of credit outstanding | 0 | 0 |  |
Unsecured revolving credit facility, remaining borrowing capacity | 787,600,000 | $ 787,600,000 |  |
Revolving Credit Facility [Member] | Minimum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage |  | 0.20% |  |
Revolving Credit Facility [Member] | Maximum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage |  | 0.35% |  |
Letter of Credit [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Unsecured revolving credit facility, maximum borrowing capacity | 250,000,000.0 | $ 250,000,000.0 |  |
Credit facility, letters of credit outstanding | 12,400,000 | 12,400,000 |  |
Unsecured revolving credit facility, remaining borrowing capacity | 237,600,000 | 237,600,000 |  |
LOC Facilities [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Unsecured revolving credit facility, borrowing capacity | 50,000,000.0 | 50,000,000.0 |  |
Letters of credit outstanding | $ 42,400,000 | $ 42,400,000 |  | $ 29,700,000

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